Finding the Fourth Proportional to 7,770,362.26, 11,652,744.03 and 3,282,988.18
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Solution
The fourth proportional to 7,770,362.26, 11,652,744.03 and 3,282,988.18 is: 4,923,299.54
Step by Step Solution
- Step 1: Write the proportion equation
7,770,362.26 : 11,652,744.03 = 3,282,988.18 : x - Step 2: Convert to fraction form
7,770,362.26/11,652,744.03 = 3,282,988.18/x - Step 3: Cross multiply
7,770,362.26x = 11,652,744.03 × 3,282,988.18 - Step 4: Simplify right side
7,770,362.26x = 38,255,820,915,055.56 - Step 5: Solve for x
x = 38,255,820,915,055.56/7,770,362.26 - Step 6: Final answer
x = 4,923,299.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.